noun, noun which may take the genitive case particle 'no'
present use; current need; business at hand
Refers to something needed or used for the present time or immediate purpose. Often used in formal or business contexts.
当用の書類だけを持って会議に臨んだ。
I attended the meeting with only the documents needed for the current purpose.
当用の買い物を済ませてすぐに帰宅した。
I finished the necessary shopping for now and went straight home.